import type { EstimateFeesPerGasParams } from '../../../actions/transfer.js';
import type { ExtendedViemClient } from '../../../client.js';
import type { Account, BaseUnits, ControlFlowOptions, FeeValuesEIP1559, Merge } from '../../../types.js';
import type { EstimateTransferFeeInput } from '../transports/index.js';
/**
 * Estimates the transfer fee for a given transaction.
 *
 * @param client - An instance of `ExtendedViemClient` used to make the request.
 * @param params - The input parameters required to estimate the transfer fee.
 * @returns A promise that resolves to an `EstimateTransactionFee` object containing the estimated fee details.
 *
 * @example
 * ```typescript
 * const fee = await estimateTransferFee(client, {
 *   destinationAddress: '0x123...',
 *   sourceAddress: '0x456...',
 *   amount: ['1000'],
 *   blockchain: 'ETH-SEPOLIA',
 * });
 * // => {
 * //   high: { gasLimit: '3', maxFee: '6', priorityFee: '9', baseFee: '12', networkFee: '15' },
 * //   medium: { gasLimit: '2', maxFee: '4', priorityFee: '6', baseFee: '8', networkFee: '10' },
 * //   low: { gasLimit: '1', maxFee: '2', priorityFee: '3', baseFee: '4', networkFee: '5' },
 * // }
 * ```
 */
export declare function estimateTransferFee(client: ExtendedViemClient, params: EstimateTransferFeeInput): Promise<{
    high: {
        gasLimit: `${number}` | "" | undefined;
        maxFee: `${number}` | "" | undefined;
        priorityFee: `${number}` | "" | undefined;
        gasPrice?: string;
        baseFee?: string;
        networkFee?: string;
        networkFeeRaw?: string;
        l1Fee?: string;
    } | undefined;
    medium: {
        gasLimit: `${number}` | "" | undefined;
        maxFee: `${number}` | "" | undefined;
        priorityFee: `${number}` | "" | undefined;
        gasPrice?: string;
        baseFee?: string;
        networkFee?: string;
        networkFeeRaw?: string;
        l1Fee?: string;
    } | undefined;
    low: {
        gasLimit: `${number}` | "" | undefined;
        maxFee: `${number}` | "" | undefined;
        priorityFee: `${number}` | "" | undefined;
        gasPrice?: string;
        baseFee?: string;
        networkFee?: string;
        networkFeeRaw?: string;
        l1Fee?: string;
    } | undefined;
    callGasLimit?: string;
    verificationGasLimit?: string;
    preVerificationGas?: string;
}>;
/**
 * Estimates the fee levels for a transfer.
 * @param level - The fee level
 * @returns A function that estimates the fees for a transfer request.
 */
export declare function estimateTransferFeeForFeeLevel(level: 'LOW' | 'MEDIUM' | 'HIGH'): ({ client, request: { from, to, token, amount, chain: _chain }, }: EstimateFeesPerGasParams) => Promise<Merge<FeeValuesEIP1559, {
    gas: BaseUnits;
}>>;
/**
 * Pre-configured fee level estimation function.
 * Uses the `LOW` fee level settings for transfer fee estimation.
 */
export declare const LOW: ({ client, request: { from, to, token, amount, chain: _chain }, }: EstimateFeesPerGasParams) => Promise<Merge<FeeValuesEIP1559, {
    gas: BaseUnits;
}>>;
/**
 * Pre-configured fee level estimation function.
 * Uses the `MEDIUM` fee level settings for transfer fee estimation.
 */
export declare const MEDIUM: ({ client, request: { from, to, token, amount, chain: _chain }, }: EstimateFeesPerGasParams) => Promise<Merge<FeeValuesEIP1559, {
    gas: BaseUnits;
}>>;
/**
 * Pre-configured fee level estimation function.
 * Uses the `HIGH` fee level settings for transfer fee estimation.
 */
export declare const HIGH: ({ client, request: { from, to, token, amount, chain: _chain }, }: EstimateFeesPerGasParams) => Promise<Merge<FeeValuesEIP1559, {
    gas: BaseUnits;
}>>;
/**
 * Estimates the fee levels for a transfer and transfers the required amount to the `from` account.
 * @param params -
 * @param params.account - The account to transfer from.
 * @param params.level - The fee level to use for estimation.
 * @param params.confirmations - The number of confirmations to wait for.
 * @returns A function that prepares and estimates the fees.
 */
export declare function FEE_LEVEL_WITH_PREPARE({ account, level, confirmations, signal, }: {
    account: Account;
    level: 'LOW' | 'MEDIUM' | 'HIGH';
    confirmations?: number;
} & ControlFlowOptions): ({ client: _client, request }: EstimateFeesPerGasParams) => Promise<{
    gasPrice?: undefined | undefined;
    maxFeePerBlobGas?: undefined | undefined;
    maxFeePerGas: bigint;
    maxPriorityFeePerGas: bigint;
} & {
    gas: BaseUnits;
}>;
/**
 * Estimates the gas required for a transfer.
 * @param params - The parameters for estimating fees per gas.
 * @returns The estimated gas in base units.
 */
export declare function ESTIMATE_GAS({ client, request }: EstimateFeesPerGasParams): Promise<bigint>;